杜牧的诗歌，主要收入《樊川文集》，此集二十卷，诗占四卷。是他的外甥裴延翰所编的，但收得不全。宋代以后，补逸者颇多，又有了《外集》一卷、《别集》一卷，后来还有《补遗》、《遗收诗补录》等，仍不完备。近来笔者阅读宋人张舜民的《画墁集》，发现了杜牧佚诗一首，且为 Du Mu’s poetry, the main income “Fan Chuan Wen Ji”, this set of twenty volumes, poetry accounted for four volumes. It was compiled by his nephew, Pei Yanhan, but was not taken in. After the Song Dynasty, there were a lot of reluctant supporters, one volume of “Outer Set”, one volume of “Do not Set”, and later “Addendums” and “Supplementary Notes of Poetry”, which are still incomplete. Recently I read Zhang Shun-min’s “Paintings and Collected Works” of the Song Dynasty. I found an anonymous poem of Du Mu and